private void uploadRequestHandler(ServletFileUpload upload, HttpServletRequest request)
  {
    // Handle the request
    String fileName = "blank";
    try{
      List items = upload.parseRequest(request);
      //Process the uploaded items
      Iterator iter = items.iterator();
      File uploadedFile = new File("home" + File.separator + "temp");
      if(uploadedFile.exists()){
        boolean tempDeleted = uploadedFile.delete();
        if(!tempDeleted)
          throw new Exception("Existing temp file could not be deleted.");
      }
      //write the file
      while (iter.hasNext()) {
        DiskFileItem item = (DiskFileItem) iter.next();
        if(item.isFormField()){
          String fieldName = item.getFieldName();
          String fieldValue = item.getString();
          if(fieldName.equals("fileName"))
            fileName = fieldValue;
            //other form values would need to be handled here, right now only need for fileName
        }else{
          item.write(uploadedFile);
        }
      }
      if(fileName.equals("blank"))
        throw new Exception("File name could not be parsed.");
      //move file
      File wellnessDir = new File("home" + File.separator + "medcottage" + File.separator + "wellness");
      File destination = new File(wellnessDir + File.separator + fileName + ".pdf");

      System.out.println("destination file exists: " + destination.exists());
      System.out.println("file to be moved exists: " + uploadedFile.exists());

      if(destination.exists()){
        boolean deleted = destination.delete();
        if(!deleted)
          throw new Exception("Could not delete file at " + destination);
      }
      FileUtil.move(uploadedFile, new File(wellnessDir + File.separator + fileName + ".pdf"));
      writeResponse();
    } catch (Exception e) {
      System.out.println("Error handling upload request.");
      e.printStackTrace();
    }
  }